Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Posting-Version: version B 2.10.2 (Tek) 9/28/84 based on 9/17/84; site tekchips.UUCP
Path: utzoo!linus!philabs!cmcl2!seismo!harvard!talcott!panda!genrad!decvax!tektronix!tekcrl!tekchips!toma
From: toma@tekchips.UUCP (Tom Almy)
Newsgroups: net.micro
Subject: Re: other floppy specs
Message-ID: <22@tekchips.UUCP>
Date: Tue, 23-Jul-85 11:35:14 EDT
Article-I.D.: tekchips.22
Posted: Tue Jul 23 11:35:14 1985
Date-Received: Fri, 26-Jul-85 03:21:55 EDT
References: <11653@brl-tgr.ARPA>
Reply-To: toma@tekchips.UUCP (Tom Almy)
Organization: Tektronix, Beaverton OR
Lines: 14


In article <11653@brl-tgr.ARPA> Sienkiew@UDEL-LOUIE.ARPA writes:
>I have a box of 3M disks that says
>
>SS,DD,RH  single side, double density
>
>Anybody know what the RH means?
>
>			Mark.

The RH means "Reenforced Hub" -- the hub ring that virtually all
5.25" floppies have.  The other strange 3M marking is "W/WP" which
means "With Write Protect" which appears on 8" floppies with a
write-protect notch.